VIKING WARRIOR STRUTS Viking Performance 79-93 Mustang Double Adjustable Front Coil Over Strut. 15.875 inch compressed height and 17.375 inch extended height. These struts have 19 positions of compression and 19 positions of rebound adjustment for 361 different valving combinations. Lightweight aluminum twin tube design with sleek clear anodized finish. Also available in short height for lowered cars that feature a 15 inch compressed height and 16.50 inch extended height. Can be used with factory springs or with coil over springs with the addition of a coil over kit. Select your strut above based on the spindle you are using. 79-86 Mustang V8 & 79-93 Mustang 4/6 Cyl all use 1" wide spindles. 87-04 Mustang V8 use 3/4" wide spindles. Spindle width is measured where the strut bolts to the spindle.